diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 00000000..d110d6ae
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,682 @@
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+}
diff --git a/package.json b/package.json
index 1e1c776d..d0843741 100644
--- a/package.json
+++ b/package.json
@@ -21,15 +21,15 @@
     "duplexer": "~0.1.1",
     "httperror": "~0.2.3",
     "json-bigint": "~0.1.4",
-    "request": "~2.81.0"
+    "request": "^2.88.0"
   },
   "devDependencies": {
-    "chai": "~3.3.0",
     "bignumber.js": "~2.0.7",
-    "minimist": "~1.2.0",
+    "chai": "~3.3.0",
     "csv-stream": "~0.1.3",
-    "mocha": "~2.3.3",
-    "figc": "~0.0.3"
+    "figc": "~0.0.3",
+    "minimist": "~1.2.0",
+    "mocha": "^5.2.0"
   },
   "scripts": {
     "test": "./node_modules/mocha/bin/mocha -R spec test/*-test.js && ./node_modules/mocha/bin/mocha -R spec test/*-test.js --client.bigint=true",